Air Force Tech Report: Ground Based Radar Early Warning System Published April 25, 2018 Air Force TV FORT GEORGE G. MEADE, Md. (AFNS) – The U.S. Air Force maintains seven ground based early warning radar systems capable of detecting attacks and conducting general space surveillance and satellite tracking, located in seven separate locations around the globe, helping U.S. forces stand ready to respond in a moments notice. Related links: - Ballistic Missile Early Warning System - PAVE PAWS Radar System